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EP 0324041 B1 19911204 - METHOD FOR SEPARATING A TRIHALOGENOBENZENE ISOMER

Title (en)

METHOD FOR SEPARATING A TRIHALOGENOBENZENE ISOMER

Publication

EP 0324041 B1 19911204 (EN)

Application

EP 88100464 A 19880114

Priority

EP 88100464 A 19880114

Abstract (en)

[origin: EP0324041A1] A method for separating a trihalogenobenzene isomer from a mixture of at least two trihalogenobenzene isomers selected from the group consisting of 1,2,3-, 1,2,4- and 1,3,5-substituted isomers among trihalogenobenzenes represented by the formula: <CHEM> wherein X is Cl or Br, by means of a zeolite adsorber, characterized in that a ZSM-zeolite is used as the adsorber.

IPC 1-7

C07C 17/38; C07C 25/02

IPC 8 full level

C07C 17/389 (2006.01)

CPC (source: EP US)

C07C 17/389 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0324041 A1 19890719; EP 0324041 B1 19911204; DE 3866687 D1 19920116; US 4798913 A 19890117

DOCDB simple family (application)

EP 88100464 A 19880114; DE 3866687 T 19880114; US 14099188 A 19880105